/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
/*
* ACOTransform.java
*
* Created on March 15, 2005, 8:25 PM
*/
package com.sun.xml.wss.impl.transform;
import com.sun.xml.wss.impl.MessageConstants;
import com.sun.xml.wss.logging.LogDomainConstants;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.crypto.dsig.TransformService;
import com.sun.xml.wss.impl.c14n.Canonicalizer;
import com.sun.xml.wss.impl.c14n.CanonicalizerFactory;
import com.sun.xml.wss.impl.dsig.AttachmentData;
import com.sun.xml.wss.logging.impl.dsig.LogStringsMessages;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import javax.xml.crypto.OctetStreamData;
import javax.xml.soap.AttachmentPart;
/**
*
* @author K.venugopal@sun.com
*/
public class ACOTransform extends TransformService {
private static Logger logger = Logger.getLogger(LogDomainConstants.IMPL_SIGNATURE_DOMAIN,
LogDomainConstants.IMPL_SIGNATURE_DOMAIN_BUNDLE);
private static final String implementedTransformURI = MessageConstants.ATTACHMENT_CONTENT_ONLY_TRANSFORM_URI;
/** Creates a new instance of ACOTransform */
public ACOTransform() {
}
public java.security.spec.AlgorithmParameterSpec getParameterSpec() {
return null;
//Revisit.
}
public void init(javax.xml.crypto.dsig.spec.TransformParameterSpec transformParameterSpec) throws java.security.InvalidAlgorithmParameterException {
}
public void init(javax.xml.crypto.XMLStructure xMLStructure, javax.xml.crypto.XMLCryptoContext xMLCryptoContext) throws java.security.InvalidAlgorithmParameterException {
}
public void marshalParams(javax.xml.crypto.XMLStructure xMLStructure, javax.xml.crypto.XMLCryptoContext xMLCryptoContext) throws javax.xml.crypto.MarshalException {
//no-op
}
private javax.xml.crypto.Data canonicalize(OctetStreamData data) {
throw new UnsupportedOperationException();
//Revisit ::
/*try{
//Raised issue that passing of input to attachment complete
//transform to be standardised.
String contentType = data.getMimeType();
InputStream ioStream = data.getOctetStream();
Canonicalizer canonicalizer = CanonicalizerFactory.getCanonicalizer(contentType);
InputStream canonicalizedStream = canonicalizer.canonicalize(ioStream);
return new OctetStreamData(canonicalizedStream);
}catch(Exception ex){
ex.printStackTrace();
}*/
}
private javax.xml.crypto.Data canonicalize(AttachmentData data,OutputStream outputStream) throws javax.xml.crypto.dsig.TransformException{
try{
AttachmentPart attachment = data.getAttachmentPart();
ByteArrayOutputStream os = new ByteArrayOutputStream();
attachment.getDataHandler().writeTo(os);
OutputStream byteStream = null;
ByteArrayInputStream byteInputStream = new ByteArrayInputStream(os.toByteArray());
if(outputStream == null){
byteStream = new ByteArrayOutputStream();
}else{
byteStream = outputStream;
}
Canonicalizer canonicalizer = CanonicalizerFactory.getCanonicalizer(attachment.getContentType());
InputStream is = canonicalizer.canonicalize(byteInputStream,byteStream);
if(is!= null) return new OctetStreamData(is);
return null;
}catch(javax.xml.crypto.dsig.TransformException te){
logger.log(Level.SEVERE,LogStringsMessages.WSS_1318_AC_TRANSFORM_ERROR(),te);
throw te;
}catch(Exception ex){
logger.log(Level.SEVERE,LogStringsMessages.WSS_1318_AC_TRANSFORM_ERROR(),ex);
throw new javax.xml.crypto.dsig.TransformException(ex.getMessage());
}
}
public boolean isFeatureSupported(String str) {
return false;
}
public javax.xml.crypto.Data transform(javax.xml.crypto.Data data, javax.xml.crypto.XMLCryptoContext xMLCryptoContext) throws javax.xml.crypto.dsig.TransformException {
if(data instanceof OctetStreamData){
return canonicalize((OctetStreamData)data);
}else if(data instanceof AttachmentData){
ByteArrayOutputStream os = null;
return canonicalize((AttachmentData)data,os);
}
return null;
}
public javax.xml.crypto.Data transform(javax.xml.crypto.Data data, javax.xml.crypto.XMLCryptoContext xMLCryptoContext, java.io.OutputStream outputStream) throws javax.xml.crypto.dsig.TransformException {
if(data instanceof AttachmentData){
return canonicalize((AttachmentData)data,outputStream);
}
return null;
}
}